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@lucaderi lucaderi released this 01 Feb 08:17
· 5 commits to 4.2-stable since this release
4.2
8b5c6af

nDPI 4.2 (Feb 2022)

New Features

  • Add a "confidence" field indicating the reliability of the classification
  • Add risk exceptions for services and domain names via ndpi_add_domain_risk_exceptions()
  • Add ability to report whether a protocol is encrypted

New Supported Protocols and Services

  • Add protocol detection for:
    • Badoo
    • Cassandra
    • EthernetIP

Improvements

  • Significantly reduced memory footprint from 2.94 KB to 688 B per flow
  • Improve protocol detection for:
    • BitTorrent
    • ICloud Private Relay
    • IMAP, POP3, SMTP
    • Log4J/Log4Shell
    • Microsoft Azure
    • Pandora TV
    • RTP
    • RTSP
    • Salesforce
    • STUN
    • Whatsapp
    • QUICv2
    • Zoom
  • Add flow risk:
    • NDPI_CLEAR_TEXT_CREDENTIALS
    • NDPI_POSSIBLE_EXPLOIT (Log4J)
    • NDPI_TLS_FATAL_ALERT
    • NDPI_TLS_CERTIFICATE_ABOUT_TO_EXPIRE
  • Update WhatsAPP and Instagram addresses
  • Update the list of default ports for QUIC
  • Update WindowsUpdate URLs
  • Add support for the .goog Google TLD
  • Add googletagmanager.com
  • Add bitmaps and API for handling compressed bitmaps
  • Add JA3 in risk exceptions
  • Add entropy calculation to check for suspicious (encrypted) payload
  • Add extraction of hostname in SMTP
  • Add RDP over UDP dissection
  • Add support for TLS over IPV6 in Subject Alt Names field
  • Improve JSON and CSV serialization
  • Improve IPv6 support for almost all dissectors
  • Improve CI and unit tests, add arm64, armhf and s390x as part of CI
  • Improve WHOIS detection, reduce false positives
  • Improve DGA detection for skipping potential DGAs of known/popular domain names
  • Improve user agent analysis
  • Reworked HTTP protocol dissection including HTTP proxy and HTTP connect

Changes

  • TLS obsolete protocol is set when TLS < 1.2 (used to be 1.1)
  • Numeric IPs are not considered for DGA checks
  • Differentiate between standard Amazon stuff (i.e market) and AWS
  • Remove Playstation VUE protocol
  • Remove pandora.tv from Pandora protocol
  • Remove outdated SoulSeek dissector

Fixes

  • Fix race conditions
  • Fix dissectors to be big-endian friendly
  • Fix heap overflow in realloc wrapper
  • Fix errors in Kerberos, TLS, H323, Netbios, CSGO, Bittorrent
  • Fix wrong tuple comparison
  • Fix ndpi_serialize_string_int64
  • Fix Grease values parsing
  • Fix certificate mismatch check
  • Fix null-dereference read for Zattoo with IPv6
  • Fix dissectors initialization for XBox, Diameter
  • Fix confidence for STUN classifications
  • Fix FreeBSD support
  • Fix old GQUIC versions on big-endian machines
  • Fix aho-corasick on big-endian machines
  • Fix DGA false positive
  • Fix integer overflow for QUIC
  • Fix HTTP false positives
  • Fix SonarCloud-CI support
  • Fix clashes setting the hostname on similar protocols (FTP, SMTP)
  • Fix some invalid TLS guesses
  • Fix crash on ARM (Raspberry)
  • Fix DNS (including fragmented DNS) dissection
  • Fix parsing of IPv6 packets with extension headers
  • Fix extraction of Realm attribute in STUN
  • Fix support for START-TLS sessions in FTP
  • Fix TCP retransmissions for multiple dissectors
  • Fix DES initialisation
  • Fix Git protocol dissection
  • Fix certificate mismatch for TLS flows with no client hello observed
  • Fix old versions of GQUIC on big-endian machines

Misc

  • Add tool for generating automatically the Azure IP list
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